﻿#region License
// Copyright (c) 2009 Shengmin Zhang
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion

using System;
using System.Web;
using System.Threading;
using Apprender.Compression;
using Apprender.Web.Caching;
using Apprender.Serialization;
using Apprender.Serialization.Json;

namespace Apprender.Web
{
    public class AsyncDataService : DataService, IHttpAsyncHandler
    {

        public AsyncDataService() { }

        public AsyncDataService(IParameterMappingResolver paramMappingResolver,
            IJsonParameterMappingResolver jsonParamMappingResolver,
            IJsonParameterSerializer jsonParamSerializer,
            IJsonSerializer jsonSerializer,
            ICacheProvider cacheProvider,
            ICompressionProvider compressionProvider) :
            base(paramMappingResolver,
              jsonParamMappingResolver,
             jsonParamSerializer,
             jsonSerializer,
             cacheProvider,
             compressionProvider)
        {

        }


        private AsyncTaskDelegate del;
        protected delegate void AsyncTaskDelegate(HttpContext context);

        #region IHttpAsyncHandler Members

        public IAsyncResult BeginProcessRequest(HttpContext context, AsyncCallback cb, object extraData)
        {
            this.del = new AsyncTaskDelegate(this.ProcessRequest);
            return del.BeginInvoke(context, cb, extraData);
        }

        public void EndProcessRequest(IAsyncResult result)
        {
            this.del.EndInvoke(result);
        }

        #endregion


    }
}
